* {
    padding: 0;
    margin: 5px;
    box-sizing: border-box;
}

html, body {
    height: 100vh;
}

header {
    padding-left: 70px;
    padding-right: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    background-color: #26de81;
    background-image: linear-gradient(26deg, #2bcbba 0%, #0fb9b1 100%);
    color: white;
    box-shadow:inset 2px 2px 5px #20bf6b;
    box-shadow:2px 2px 5px #20bf6b;
}

header a {
    text-decoration: none;
    color: white;
}

/* 鼠标移动上来的效果 */
header a:hover {
    color: rgba(255, 255, 255, 0.6);
}

main {
    margin-top: 6px;
    margin-left: 120px;
    margin-right: 120px;
}

ol {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}

li {
    width: 210px;
    height: 360px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
}

li img {
    width: 210px;
    height: 280px;
    object-fit: cover;
}
.words{
    color: black;
}